<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <div id="app">
      <my-component></my-component>
    </div>
    <script src="../js/vue.js"></script>
    <script>
      new Vue({
        el: '#app',
        components: {
          MyComponent: {
            data() {
              return {
                count: 0,
              }
            },
            template:
              '<div><p>{{count}}</p><button @click="count++">count++</button></div>',
          },
        }
      })
    </script>
  </body>
</html>
